| 单词 |
Vitallium |
| 释义 |
Vitallium|vaɪˈtælɪəm|
Also -alium and with lower-case initial.
[f. vitall-, of unkn. origin + -ium.]
A proprietary term for an alloy of cobalt, chromium, and molybdenum that has a high resistance to abrasion, corrosion, and heat and is used in surgery, dentistry, and engineering.
1935Official Gaz. (U.S. Patent Office) 18 June 520/2 Vitallium for cobalt, chromium alloy. Claims use since July 8, 1934. 1947Richmond (Va.) Times-Dispatch 13 Sept. 15/1 Short pieces of tubes made of the metal vitallium have been tried [to replace the missing link in arteries]. 1948Jrnl. R. Aeronaut. Soc. LII. 16/2 The ease with which large quantities of these small supercharger blades could be produced to finished size by means of the ‘lost wax’ casting process, turned attention to ‘Vitallium’, an alloy which had been used for making special small castings by this method. 1951Trade Marks Jrnl. 1 Aug. 713/2 Vitallium... Common metal alloys in the form of nuggets. Austenal Laboratories Incorporated.., New York, United States of America; manufacturers. 1961Lancet 30 Sept. 757/1 At first a vitallium tube was used for the anastomosis. 1979Courier-Mail (Brisbane) 21 July 3/1 Two teeth in the three-year old German Shepherd guard dog's armour now are capped with vitalium one of the toughest of alloys... It was Taz's enthusiasm for his work which tooks its toll on his teeth. |
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